PG cloth is also called impact cloth, high-density impact cloth is a new type of fabric. PG has the following characteristics: the color is matte and dark. The fabric feels like cotton, the light resistance is better, the cost of PG cloth is relatively high, but the UV protection function, the stability of the quality, the grade of the color are ideal, it is a better umbrella cloth, and the general PG cloth is only used in high-grade In the umbrella.